How do you add and subtract

Lois wants to send the box of oranges to a friend by mail the box of oranges cannot exceed a mass of 10 kilograms a few times has a mass of 200 grams what is the maximum number if she can send

A fast-food restaurant has a drive-through window and during peak lunch times can handle a maximum of 40 cars per hour with one person taking orders, assembling them, and acting as cashier. The average sale per order is $5.00.

Ramon uses a metric tape measure to find the circumference of a model globe, as shown below. What is the circumference of this globe? A. 15.27 cm B. 15.54 cm C. 16 cm D. 15.24 cm

A student wrote four statements during math class. Which statement contains an error? A. If Iesha traveled at an average speed of 38 miles per hour for 18 hours, she traveled 684 miles. B.

The price of a particular model car is 10,898 today and rises with time at the constant rate of $1228 per year. How much will a new car cost in 5.4 years

9d + 4 = 2d + 53 Can someone tell me what d stands for?

43 and 962 ten thousandths form

An amphitheater charges $74 for each seat in Section A, $59 for each seat in Section B, and $28 for lawn seat. There are three times as many seats in Section B as in Section A. The revenue from selling all 13,000 seats in $503,00.

Maria's starting wage for her new job is $8.50 per hour. Each month during her first year, her hourly wage will increase by $0.50. What will her hourly wage be in her 10th month on the job?

Multiply 0.00032 cm by 4.02 cm and express the answer in scientific notation. Remember to follow significant figure rules.